Complete the storyline for the indicated path to be prompted to choose five characters to save as Einherjar cards. They can then be used to purchase Skills or Characters on another path. They characters are selected from those who are available at the end of the game.

Card	How to unlock
Birthright Character Einherjar cards	Complete the End Game on Birthright.
Conquest Character Einherjar cards	Complete the End Game on Conquest.
Revelation Character Einherjar cards	Complete the End Game on Revelation.